U20.25 Series
DOUBLE ROW BALL, UNGEARED
LYRA U20.25 series double row ball slew bearings can provide higher axial force, radial force and overturning moment under the same diameter. This makes them ideal for jib cranes, heavy machinery swings and other applications.
Series dimensions
Double row ball (eight-point contact ball) slewing bearing, the size can be customized according to your requirements.
| Outline dimensions | Outer holes | Inner holes | Weight | |||||
| LYRA reference | Da | Di | H | La | na | Li | ni | |
| mm | mm | mm | mm | mm | kg | |||
| U20.25.0383.00 | 504 | 300 | 92 | 436 | 24 | 330 | 24 | 74 |
| U20.25.0408.00 | 520 | 292 | 119 | 476 | 24 | 339 | 24 | 110 |
| U20.25.0475.00 | 577 | 370 | 127 | 540 | Feb-40 | 410 | 40 | 125 |
| U20.25.0594.00 | 683 | 490 | 92 | 651 | Feb-48 | 537 | 48 | 110 |
| U20.25.0576.00 | 692 | 461 | 115 | 660 | Feb-40 | 492 | 40 | 150 |
| U20.25.0755.00 | 863 | 642 | 104 | 819 | 48 | 691 | 48 | 181 |
| U20.25.0823.00 | 979 | 718 | 102 | 893 | 36 | 753 | 36 | 208 |
| U20.25.1074.00 | 1200 | 976 | 98 | 1135 | 36 | 1012 | 36 | 240 |
Interchange information
LYRA U20 series double volleyball (eight-point contact ball) slewing bearings can be freely interchanged with the following brands and models.
| LYRA reference | LEONESSA |
| U20.25.0383.00 | VS 050 B00 |
| U20.25.0408.00 | VS 052 B00 |
| U20.25.0475.00 | VS 057 B01 |
| U20.25.0594.00 | |
| U20.25.0576.00 | |
| U20.25.0755.00 | VS 098 B00 |
| U20.25.0823.00 | VS 120 B02 |
| U20.25.1074.00 |